AD623
DUAL SUPPLIES
(typical @ +25؇C Dual Supply, VS = ؎5 V, and RL = 10 k⍀, unless otherwise noted)
Model
AD623A
Typ Max
AD623ARM
Typ Max
AD623B
Typ Max
Specification
Conditions
Min
Min
Min
Units
GAIN
G = 1 + (100 k/RG)
Gain Range
Gain Error1
1
1000
1
1000
1
1000
G1 VOUT
–4.8 V to 3.5 V
G > 1 VOUT
0.05 V to 4.5 V
=
=
G = 1
G = 10
G = 100
G = 1000
Nonlinearity,
0.03 0.10
0.10 0.35
0.10 0.35
0.10 0.35
0.03 0.10
0.10 0.35
0.10 0.35
0.10 0.35
0.03 0.05
0.10 0.35
0.10 0.35
0.10 0.35
%
%
%
%
G1 VOUT
–4.8 V to 3.5 V
G > 1 VOUT
=
=
–4.8 V to 4.5 V
G = 1–1000
Gain vs. Temperature
G = 1
50
50
50
ppm
5
50
10
5
50
10
5
50
10
ppm/°C
ppm/°C
G > 11
VOLTAGE OFFSET
Total RTI Error =
VOSI + VOSO/G
Input Offset, VOSI
Over Temperature
Average TC
Output Offset, VOSO
Over Temperature
Average TC
25
200
350
2
200 500
650
25
100
160
1
µV
µV
µV/°C
µV
µV
0.1
200 1000
1500
0.1
2
0.1
500 2000
2600
2.5 10
200 500
1100
10
2.5
10
2.5
µV/°C
Offset Referred to the Input
vs. Supply (PSR)
G = 1
80
100
120
140
140
80
100
120
140
140
80
100
120
140
140
dB
dB
dB
dB
G = 10
G = 100
G = 1000
100
120
120
100
120
120
100
120
120
INPUT CURRENT
Input Bias Current
Over Temperature
Average TC
Input Offset Current
Over Temperature
Average TC
17
25
27.5
17 25
27.5
25
17
25
27.5
nA
nA
pA/°C
nA
nA
25
0.25
25
0.25
2
2.5
0.25
2
2
2.5
2.5
5
5
5
pA/°C
INPUT
Input Impedance
Differential
2ʈ2
2ʈ2
2ʈ2
2ʈ2
2ʈ2
2ʈ2
GΩʈpF
GΩʈpF
V
Common-Mode
Input Voltage Range2
Common-Mode Rejection at
60 Hz with 1 kΩ Source
Imbalance
VS = +2.5 V to ±6 V
(–VS) – 0.15
(+VS) – 1.5 (–VS) –0.15
(+VS) – 1.5
(–VS) – 0.15
(+VS) – 1.5
G = 1
G = 10
G = 100
G = 1000
VCM = +3.5 V to –5.15 V 70
VCM = +3.5 V to –5.15 V 90
VCM = +3.5 V to –5.15 V 105
VCM = +3.5 V to –5.15 V 105
80
70
90
105
105
80
77
94
105
105
86
dB
dB
dB
dB
100
110
110
100
110
110
100
110
110
OUTPUT
Output Swing
RL = 10 kΩ, VS = ±5 V
RL = 100 kΩ
(–VS) +0. 2
(–VS) + 0.05
(+VS) – 0.5 (–VS) + 0.2
(+VS) – 0.15 (–VS) + 0.05
(+VS) – 0.5
(+VS) – 0.15 (–VS) + 0.05
(–VS) + 0.2
(+VS) – 0.5
(+VS) – 0.15 V
V
DYNAMIC RESPONSE
Small Signal –3 dB
Bandwidth
G = 1
G = 10
G = 100
G = 1000
800
100
10
2
0.3
800
100
10
2
0.3
800
100
10
2
0.3
kHz
kHz
kHz
kHz
V/µs
Slew Rate
Settling Time to 0.01%
G = 1
G = 10
VS = ±5 V, 5 V Step
30
20
30
20
30
20
µs
µs
REV. C
–3–
ADI [ ADI ]
